2021 Mitsubishi Mirage Won't Start

Resolve Starting Issues for Your 2021 Mitsubishi Mirage

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Reviewed by
Devin Cabugcal
Written by RepairPal Car Genius
Updated January 14, 2025
0%
38% chance it's the
Battery
0%
27% chance it's the
Alternator
0%
20% chance it's the
Starter
0%
15% chance it's
Something else
The most common reasons a 2021 Mitsubishi Mirage won't start are a dead battery, an alternator problem, or failed starter.
  • Battery: A weak or failing battery can result in difficulty starting the engine and electrical system malfunctions.
  • Alternator: A failing alternator can result in insufficient electrical power, leading to battery drain and electrical system malfunctions.
  • Starter: A faulty starter motor or a weak battery can prevent the engine from cranking properly, leading to starting issues.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

What are the initial diagnostic steps to take when a 2021 Mitsubishi Mirage won't start?

When your 2021 Mitsubishi Mirage won't start, it's essential to approach the problem methodically to identify the root cause. Begin by checking the battery, as a dead or low battery is a common issue that can easily be resolved with a jump-start or a voltage test using a multimeter. Next, ensure that there is sufficient fuel in the tank, as running out of gas can often be overlooked. If these initial checks don't resolve the issue, inspect the ignition switch for proper functionality, as a malfunction here can prevent the engine from starting. Additionally, examine the starter motor to confirm it is operational, since a faulty starter can lead to starting difficulties. It's also crucial to assess the fuel system for any clogs or malfunctions that might hinder fuel delivery to the engine, including the fuel pump and filter. Don't forget to check the spark plugs, as worn or faulty plugs can disrupt the ignition process. Finally, using an OBD-II scanner to scan for error codes can provide valuable insights into any underlying issues that may not be immediately apparent. By following this structured diagnostic approach, you can effectively troubleshoot and potentially resolve the starting problem with your Mitsubishi Mirage.

What are the common problems that could cause a 2021 Mitsubishi Mirage to not start?

When your 2021 Mitsubishi Mirage refuses to start, it can be frustrating, but understanding the common problems can help you diagnose the issue effectively. One of the first things to check is the battery; a dead or weak battery is often the culprit, especially if the vehicle has been sitting idle or exposed to extreme weather conditions. If the battery seems fine, the next step is to inspect the starter motor, as a faulty starter can prevent the engine from turning over. Fuel delivery issues, such as a clogged fuel filter or a malfunctioning fuel pump, can also hinder the starting process, so ensure that fuel is reaching the engine. Additionally, ignition components like the ignition switch, ignition coil, and spark plugs should be examined, as any faults here can disrupt the ignition sequence. Don't overlook the alternator, which is responsible for charging the battery; if it's not functioning properly, it could lead to starting problems. Lastly, consider the vehicle's sensors and security system, as issues with components like the crankshaft position sensor or immobilizer can also prevent the car from starting. By systematically checking these areas, you can identify and resolve the starting issues with your Mitsubishi Mirage.

How urgent is it to address the starting issue in a 2021 Mitsubishi Mirage that won't start?

Addressing a starting issue in a 2021 Mitsubishi Mirage that won't start is of utmost urgency due to several critical factors. First and foremost, neglecting this problem can lead to further damage to the vehicle's electrical or mechanical systems, resulting in more extensive and costly repairs down the line. Additionally, a vehicle that fails to start unexpectedly can create significant safety hazards, particularly if it occurs in a precarious situation, such as on a busy road or during inclement weather. Ensuring that your vehicle is operational not only protects the driver and passengers but also contributes to overall road safety. Furthermore, a non-starting vehicle can severely disrupt your daily routine, making it difficult to commute to work, run errands, or attend appointments. By addressing the starting issue promptly, you can avoid these inconveniences and maintain the reliability of your vehicle, ensuring that it serves you well in your daily life.

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2021 Mitsubishi Mirage Won't Start? Common Causes & Repairs